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1.51ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6552974056

Certificate GIA 6552974056

Diamond specifications and retailer prices

From HK$28,317 HKD
As of November 6, 2026
Save HK$13,222 HKD (32%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$41,538 HKD at Jared · As of November 6, 2026
View at Jared

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552974056. Listed at 9 retailers as of November 6, 2026, with prices from HK$28,317 to HK$41,538, a HK$13,222 spread on the same certified stone. Jared lists it at HK$41,538. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6552974056
Dimensions7.27 × 7.32 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Indented Natural
Top View
7.27 mm7.32 mm1.51 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552974056
Side View
Table 59.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$41,538 HKD|Low: HK$28,317 HKD|High: HK$42,008 HKD|Avg: HK$36,050 HKD|-1.1%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2HK$28,317 HKD
Retailer 7HK$32,721 HKD
Retailer 6HK$34,939 HKD
Retailer 3HK$36,656 HKD
Retailer 8HK$37,298 HKD
Retailer 4HK$40,206 HKD
Retailer 5HK$40,206 HKD
JaredHK$41,538 HKD

45 data points across 8 retailers

9 retailersHK$28,317 HKD to HK$41,538 HKD

A
Cheapest Retailer
-
HK$28,317 HKD
B+
Retailer 2
-
HK$32,721 HKD
View
Final sale: no returns
B+
Retailer 3
-
HK$34,939 HKD
View
B+
Retailer 4
-
HK$36,311 HKD
View
B+
Retailer 5
-
HK$36,656 HKD
View
B+
Retailer 6
-
HK$37,298 HKD
View
B
Retailer 7
-
HK$40,206 HKD
View
B
Retailer 8
-
HK$40,206 HKD
View
Most Expensive
B
Jared
160091726 · Nov 6
HK$41,538 HKD
$5,300 USD
View
8 more retailers have this diamond
Prices start from HK$28,317 HKDSave up to HK$13,222 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.51ct Round
HK$28,317 HKD